The cross beams of the adjacent supports form an integrated rigid beam through a connecting device, and the top beams of the adjacent supports are mutually connected by a sliding block.
相邻支架的横梁通过连接装置形成一体化的刚性梁，相邻支架的顶梁通过滑块相互连接。
The cross beams of the adjacent supports form an integrated rigid beam through a connecting device, and the top beams of the adjacent supports are mutually connected by a sliding block.
相邻支架的横梁通过连接装置形成一体化的刚性梁，相邻支架的顶梁通过滑块相互连接。
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